| US 7,593,542 B2 | ||
| Image processing apparatus, image processing method, and computer product | ||
| Yasushi Abe, Kanagawa (Japan); Satoshi Ohkawa, Tokyo (Japan); Masayoshi Miyamoto, Kanagawa (Japan); and Jun Ebata, Tokyo (Japan) | ||
| Assigned to Ricoh Company, Ltd., Tokyo (Japan) | ||
| Filed on Aug. 19, 2005, as Appl. No. 11/207,955. | ||
| Claims priority of application No. 2004-241309 (JP), filed on Aug. 20, 2004; and application No. 2005-196724 (JP), filed on Jul. 05, 2005. | ||
| Prior Publication US 2006/0072782 A1, Apr. 06, 2006 | ||
| Int. Cl. G06K 9/00 (2006.01) | ||
| U.S. Cl. 382—100 [382/165; 382/306; 382/162; 382/250; 358/1.15; 358/1.14; 358/450; 358/3.28; 380/203; 713/176; 713/193] | 21 Claims |
| 1. An image processing apparatus, comprising:
an extracting unit to extract digital watermark data from image data;
a generating unit to generate a first background-pattern image based on the digital watermark data and a second background-pattern
image including identification information for identifying the digital watermark data; and
a superimposing unit to superimpose the first background-pattern image and the second background-pattern image on the image
data, wherein the identification information is input by accessing a URL attached to the image data.
|